Home / 267,543-391,716

Finding the Third Proportional to 267,543 and 391,716

Calculator

Solution

The third proportional to 267,543 and 391,716 is: 573,520.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,543 : 391,716 = 391,716 : x
  2. Step 2: Convert to fraction form
    267,543/391,716 = 391,716/x
  3. Step 3: Cross multiply
    267,543x = 391,716 × 391,716
  4. Step 4: Simplify right side
    267,543x = 153,441,424,656
  5. Step 5: Solve for x
    x = 153,441,424,656/267,543
  6. Step 6: Final answer
    x = 573,520.61

Related Problems

Find third proportional to 133,771.50 and 195,858
Half scale
Find third proportional to 535,086 and 783,432
Double scale
Find third proportional to 267,545 and 391,719
Similar ratio
Find third proportional to 401,314.50 and 587,574
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.